Morning Star Automating finding script

This is a bullish reversal pattern formed by three candlesticks . The first
is a down candlestick with a long real body, the second is a small real body
which gaps lower to form a star, the third is a up candlestick which closes
above the midpoint of the first candlestick .
Patternt is yellow

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// Copyright by HPotter v1.0 03/04/2014
// This is a bullish reversal pattern formed by three candlesticks. The first
// is a down candlestick with a long real body, the second is a small real body
// which gaps lower to form a star, the third is a up candlestick which closes
// above the midpoint of the first candlestick.
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study(title = "Morning Star", overlay = true)
barcolor(close[2] < open[2] ? max(open[1], close[1]) < close[2] ? open > max(open[1], close[1]) ? close > open ? yellow :na : na : na : na, -1)